Regulations

Code of Federal Regulations (CFR)
Current federal regulations, codified into subjects or "titles." See title 10 on Energy, title 36 on Parks, Forests, and Public Property, and Title 40 on Protection of the Environment.

Federal Register
Daily publication of federal new and proposed regulations and executive orders.

Regulations.gov
U.S. government regulations from federal agencies. Search for a proposed rule, final rule or rule notice or submit a comment on a regulation.